dr38 ((BIRNESSITE pseudomorph after SERANDITE)), $10 MINIMUM BID, Mont Saint-Hilaire, Quebec, Canada | |
Birnessite pseudomorph after serandite; nice thumbnail specimen of interpenetrating double terminated crystals, Mont Saint-Hilaire, Quebec. Collected from the famous “Black Serandite” pocket by Jacques Bradley May 22, 1972. ex T. Agos collection. |